Dona Onete didn't release her first album until her early 70s, but the Brazilian singer, who is performing this weekend in Adelaide, is using her talent to break down barriers and empower women around the world.

An apparent bid to embarrass America's youngest ever congresswoman on the day she was sworn in backfires, with a viral video of the "commie know-it-all" dancing garnering support from the likes of Russell Crowe and Zach Braff.

Weeks after two festival-goers died from suspected drug overdoses at Sydney's Defqon.1 dance music festival, ACT Greens leader Shane Rattenbury is pushing to relocate the festival to Canberra, where it could host pill-testing facilities.